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WAEC Geography 2020 Question 18

Question 18

Weathering, Erosion and Mass Movement

Which of the following are processes of physical weathering? I. Frost action II. Hydrolysis III. Oxidation IV. Temperature Changes

  1. A.I and III only
  2. B.I and IV only
  3. C.III and IV only
  4. D.II and III only
Show the answer and explanation

Answer: B (I and IV only)

Explanation

Frost action and temperature changes break rocks physically; hydrolysis and oxidation are chemical.